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  1. J

    Alpha 1 Gen 2 Gimbal Bearing Slots in or out?

    I have read conflicting information on which direction the greasable gimbal bearing should be installed on an Alpha 1 Gen 2. The manual says to install it with the slots on the gimbal bearing towards the boat many other mechanics old me I should install it with the slots towards the drive. Any...
  2. J

    1998 Mariner 4stroke 15hp engine oil leak

    1998 Mariner 4stroke 15hp engine oil leak I have an engine oil leak somewhere at the bottom of the powerhead. The engine oil leaks down inside the driveshaft housing. Has anyone had an engine oil leak at either of the gaskets between the powerhead and oil deflection plate or oil deflection...
  3. J

    2001 9.9hp 4 stroke upgrade to 15hp using 15hp carb

    I have a 2001 Mercury 9.9 4stroke on a 14' Klamath which is under powered with 3 adults aboard. I have compared the parts diagram for the 9.9hp and 15hp of the same year, the only difference I see is in the carbs. The main jet, main nozzle, and float bowl assembly are the only difference. Has...
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